diff --git a/python/melbank.py b/python/melbank.py
index a0dae54..c2fa09f 100644
--- a/python/melbank.py
+++ b/python/melbank.py
@@ -152,12 +152,4 @@ def compute_melmat(num_mel_bands=12, freq_min=64, freq_max=8000,
             (upper - freqs[right_slope]) / (upper - center)
         )
 
-    return melmat, (center_frequencies_mel, freqs)
-
-# from pylab import plt
-
-# f1, f2 = 10, 12000
-# melmat, (melfreq, fftfreq) = compute_melmat(6, f1, f2, num_fft_bands=4097)
-
-# plt.plot(fftfreq, melmat.T)
-# # plt.show()
\ No newline at end of file
+    return melmat, (center_frequencies_mel, freqs)
\ No newline at end of file